Patents by Inventor Tadayoshi Hashimoto

Tadayoshi Hashimoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fibrous substrates impregnated with a curable composition
    Patent number: 4929494
    Abstract: A laminate is disclosed, comprising substrates which are impregnated with a curable composition, laminated and cured, wherein the curable composition comprises (i) a curable prepolymer having a main chain consisting essentially of a random copolymer of a vinyl monomer and an acrylic or methacrylic monomer, and a side chain containing an acryloyl or methacryloyl group at the terminal, as a main component, and (ii) a crosslinkable vinyl monomer.
    Type: Grant
    Filed: November 6, 1987
    Date of Patent: May 29, 1990
    Assignee: Showa Denko Kabushiki Kaisha
    Inventors: Fumio Matsui, Noboru Suzuki, Minoru Takaishi, Ryushi Ogura, Noriaki Harigai, Tadayoshi Hashimoto, Tomoe Uematu